SDR ASMF200704004

Service difficulty report · Warning System · Doug MD88

Difficulty date: April 9, 2007
Submitted: April 13, 2007
Operation: Air carrier
Aircraft: N158PL
Make and model: Doug MD88
Aircraft serial: 49761
Aircraft time: 50,939 hours, 34,764 cycles
Engine: Pwa JT8D*
System (JASC): 3440 · Independent Position Determining System
Part: Warning System
Condition: Failed
Location: Windshear Alarm
Stage of operation: TO
How discovered: O
Nature of condition: J
Precautionary procedure: C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT REJECTED TAKE-OFF AT 110 KNOTS AND 121000 POUNDS DUE TO WINDSHEAR ALARM ACTIVATION. SYSTEM WAS TESTED IAW MM 34-47-00 CONFIRMING THE FAILURE, SO IT WAS DEFERRED IAW MEL 34-44. DURING OVERNIGHT CHECK , WIND SHEAR SELF TEST WAS PERFORMED IAW 34-47-0, ALL CORRECT.

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